| http://www.w3.org/ns/prov#value | - An ink jet printing apparatus comprising: printing means having a plurality of print heads, each having a plurality of ink ejection nozzles formed therein, the print heads ejecting different kinds of ink to print on a print medium; print head control means for controlling for each print head independently widths and positions of active nozzle groups in the print heads, the active nozzle groups rep
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